Finding the Fourth Proportional to 64,018,932.16, 88,346,119.68 and 34,650,259.84
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Solution
The fourth proportional to 64,018,932.16, 88,346,119.68 and 34,650,259.84 is: 47,817,354.95
Step by Step Solution
- Step 1: Write the proportion equation
64,018,932.16 : 88,346,119.68 = 34,650,259.84 : x - Step 2: Convert to fraction form
64,018,932.16/88,346,119.68 = 34,650,259.84/x - Step 3: Cross multiply
64,018,932.16x = 88,346,119.68 × 34,650,259.84 - Step 4: Simplify right side
64,018,932.16x = 3,061,216,002,767,738 - Step 5: Solve for x
x = 3,061,216,002,767,738/64,018,932.16 - Step 6: Final answer
x = 47,817,354.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.